#include "dshow.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/strmbase.h"
#include "uuids.h"
#include <assert.h>

Include dependency graph for filter.c:

Macros
#define	COBJMACROS

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (strmbase)

static BaseFilter *	impl_from_IBaseFilter (IBaseFilter *iface)

HRESULT WINAPI	BaseFilterImpl_QueryInterface (IBaseFilter iface, REFIID riid, LPVOID ppv)

ULONG WINAPI	BaseFilterImpl_AddRef (IBaseFilter *iface)

ULONG WINAPI	BaseFilterImpl_Release (IBaseFilter *iface)

HRESULT WINAPI	BaseFilterImpl_GetClassID (IBaseFilter iface, CLSID pClsid)

HRESULT WINAPI	BaseFilterImpl_GetState (IBaseFilter iface, DWORD dwMilliSecsTimeout, FILTER_STATE pState)

HRESULT WINAPI	BaseFilterImpl_SetSyncSource (IBaseFilter iface, IReferenceClock pClock)

HRESULT WINAPI	BaseFilterImpl_GetSyncSource (IBaseFilter iface, IReferenceClock *ppClock)

HRESULT WINAPI	BaseFilterImpl_EnumPins (IBaseFilter iface, IEnumPins *ppEnum)

HRESULT WINAPI	BaseFilterImpl_QueryFilterInfo (IBaseFilter iface, FILTER_INFO pInfo)

HRESULT WINAPI	BaseFilterImpl_JoinFilterGraph (IBaseFilter iface, IFilterGraph pGraph, LPCWSTR pName)

HRESULT WINAPI	BaseFilterImpl_QueryVendorInfo (IBaseFilter iface, LPWSTR pVendorInfo)

LONG WINAPI	BaseFilterImpl_GetPinVersion (BaseFilter *This)

VOID WINAPI	BaseFilterImpl_IncrementPinVersion (BaseFilter *This)

HRESULT WINAPI	BaseFilter_Init (BaseFilter This, const IBaseFilterVtbl Vtbl, const CLSID pClsid, DWORD_PTR DebugInfo, const BaseFilterFuncTable pBaseFuncsTable)

HRESULT WINAPI	BaseFilter_Destroy (BaseFilter *This)

Macro Definition Documentation

◆ COBJMACROS

#define COBJMACROS

Definition at line 21 of file filter.c.

Function Documentation

◆ BaseFilter_Destroy()

HRESULT WINAPI BaseFilter_Destroy ( BaseFilter * This )

Definition at line 214 of file filter.c.

{
    if (This->pClock)
        IReferenceClock_Release(This->pClock);
 
    This->IBaseFilter_iface.lpVtbl = NULL;
    This->csFilter.DebugInfo->Spare[0] = 0;
    DeleteCriticalSection(&This->csFilter);
 
    return S_OK;
}

Referenced by AsyncReader_Release(), BaseFilterImpl_Release(), BaseRendererImpl_Release(), MediaStreamFilterImpl_Release(), Parser_Destroy(), TransformFilterImpl_Release(), and unknown_inner_Release().

◆ BaseFilter_Init()

HRESULT WINAPI BaseFilter_Init	(	BaseFilter *	This,
		const IBaseFilterVtbl *	Vtbl,
		const CLSID *	pClsid,
		DWORD_PTR	DebugInfo,
		const BaseFilterFuncTable *	pBaseFuncsTable
	)

Definition at line 196 of file filter.c.

{
    This->IBaseFilter_iface.lpVtbl = Vtbl;
    This->refCount = 1;
    InitializeCriticalSection(&This->csFilter);
    This->state = State_Stopped;
    This->rtStreamStart = 0;
    This->pClock = NULL;
    ZeroMemory(&This->filterInfo, sizeof(FILTER_INFO));
    This->clsid = *pClsid;
    This->csFilter.DebugInfo->Spare[0] = DebugInfo;
    This->pinVersion = 1;
 
    This->pFuncsTable = pBaseFuncsTable;
 
    return S_OK;
}

Referenced by AsyncReader_create(), BaseRenderer_Init(), MediaStreamFilter_create(), Parser_Create(), QCAP_createAudioCaptureFilter(), QCAP_createAVICompressor(), QCAP_createAVIMux(), QCAP_createSmartTeeFilter(), QCAP_createVFWCaptureFilter(), SampleGrabber_create(), and TransformFilter_Init().

◆ BaseFilterImpl_AddRef()

ULONG WINAPI BaseFilterImpl_AddRef ( IBaseFilter * iface )

Definition at line 54 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    ULONG refCount = InterlockedIncrement(&This->refCount);
 
    TRACE("(%p)->() AddRef from %d\n", This, refCount - 1);
 
    return refCount;
}

Referenced by AMDirectSound_AddRef(), Basicaudio_AddRef(), MediaStreamFilterImpl_AddRef(), NullRendererInner_AddRef(), Parser_AddRef(), ReferenceClock_AddRef(), SampleGrabber_AddRef(), Unknown_AddRef(), unknown_inner_AddRef(), VideoRendererInner_AddRef(), and VMR9Inner_AddRef().

◆ BaseFilterImpl_EnumPins()

HRESULT WINAPI BaseFilterImpl_EnumPins	(	IBaseFilter *	iface,
		IEnumPins **	ppEnum
	)

Definition at line 135 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
 
    TRACE("(%p)->(%p)\n", iface, ppEnum);
 
    return EnumPins_Construct(This, This->pFuncsTable->pfnGetPin, This->pFuncsTable->pfnGetPinCount, BaseFilterImpl_GetPinVersion, ppEnum);
}

Referenced by AviMux_EnumPins(), MediaStreamFilterImpl_EnumPins(), and Parser_EnumPins().

◆ BaseFilterImpl_GetClassID()

HRESULT WINAPI BaseFilterImpl_GetClassID	(	IBaseFilter *	iface,
		CLSID *	pClsid
	)

Definition at line 77 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    TRACE("(%p)->(%p)\n", This, pClsid);
 
    *pClsid = This->clsid;
 
    return S_OK;
}

Referenced by MediaStreamFilterImpl_GetClassID().

◆ BaseFilterImpl_GetPinVersion()

LONG WINAPI BaseFilterImpl_GetPinVersion ( BaseFilter * This )

Definition at line 184 of file filter.c.

{
    TRACE("(%p)\n", This);
    return This->pinVersion;
}

Referenced by BaseFilterImpl_EnumPins().

◆ BaseFilterImpl_GetState()

HRESULT WINAPI BaseFilterImpl_GetState	(	IBaseFilter *	iface,
		DWORD	dwMilliSecsTimeout,
		FILTER_STATE *	pState
	)

Definition at line 87 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    TRACE("(%p)->(%d, %p)\n", This, dwMilliSecsTimeout, pState);
 
    EnterCriticalSection(&This->csFilter);
    {
        *pState = This->state;
    }
    LeaveCriticalSection(&This->csFilter);
 
    return S_OK;
}

Referenced by BaseRendererImpl_GetState(), and MediaStreamFilterImpl_GetState().

◆ BaseFilterImpl_GetSyncSource()

HRESULT WINAPI BaseFilterImpl_GetSyncSource	(	IBaseFilter *	iface,
		IReferenceClock **	ppClock
	)

Definition at line 119 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    TRACE("(%p)->(%p)\n", This, ppClock);
 
    EnterCriticalSection(&This->csFilter);
    {
        *ppClock = This->pClock;
        if (This->pClock)
            IReferenceClock_AddRef(This->pClock);
    }
    LeaveCriticalSection(&This->csFilter);
 
    return S_OK;
}

Referenced by MediaStreamFilterImpl_GetSyncSource(), and Parser_GetSyncSource().

◆ BaseFilterImpl_IncrementPinVersion()

VOID WINAPI BaseFilterImpl_IncrementPinVersion ( BaseFilter * This )

Definition at line 190 of file filter.c.

{
    InterlockedIncrement(&This->pinVersion);
    TRACE("(%p) -> New pinVersion %i\n", This,This->pinVersion);
}

Referenced by FileSource_Load(), Parser_AddPin(), and Parser_RemoveOutputPins().

◆ BaseFilterImpl_JoinFilterGraph()

HRESULT WINAPI BaseFilterImpl_JoinFilterGraph	(	IBaseFilter *	iface,
		IFilterGraph *	pGraph,
		LPCWSTR	pName
	)

Definition at line 159 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
 
    TRACE("(%p)->(%p, %s)\n", This, pGraph, debugstr_w(pName));
 
    EnterCriticalSection(&This->csFilter);
    {
        if (pName)
            strcpyW(This->filterInfo.achName, pName);
        else
            *This->filterInfo.achName = '\0';
        This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
    }
    LeaveCriticalSection(&This->csFilter);
 
    return S_OK;
}

Referenced by MediaStreamFilterImpl_JoinFilterGraph(), Parser_JoinFilterGraph(), and SampleGrabber_IBaseFilter_JoinFilterGraph().

◆ BaseFilterImpl_QueryFilterInfo()

HRESULT WINAPI BaseFilterImpl_QueryFilterInfo	(	IBaseFilter *	iface,
		FILTER_INFO *	pInfo
	)

Definition at line 145 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    TRACE("(%p)->(%p)\n", This, pInfo);
 
    strcpyW(pInfo->achName, This->filterInfo.achName);
    pInfo->pGraph = This->filterInfo.pGraph;
 
    if (pInfo->pGraph)
        IFilterGraph_AddRef(pInfo->pGraph);
 
    return S_OK;
}

Referenced by MediaStreamFilterImpl_QueryFilterInfo(), and Parser_QueryFilterInfo().

◆ BaseFilterImpl_QueryInterface()

HRESULT WINAPI BaseFilterImpl_QueryInterface	(	IBaseFilter *	iface,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 37 of file filter.c.

{
    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 
    *ppv = NULL;
 
    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IPersist) ||
        IsEqualIID(riid, &IID_IMediaFilter) || IsEqualIID(riid, &IID_IBaseFilter))
    {
        *ppv = iface;
        IBaseFilter_AddRef(iface);
        return S_OK;
    }
 
    return E_NOINTERFACE;
}

Referenced by BaseRendererImpl_QueryInterface(), and TransformFilterImpl_QueryInterface().

◆ BaseFilterImpl_QueryVendorInfo()

HRESULT WINAPI BaseFilterImpl_QueryVendorInfo	(	IBaseFilter *	iface,
		LPWSTR *	pVendorInfo
	)

Definition at line 178 of file filter.c.

{
    TRACE("(%p)->(%p)\n", iface, pVendorInfo);
    return E_NOTIMPL;
}

Referenced by MediaStreamFilterImpl_QueryVendorInfo(), and Parser_QueryVendorInfo().

◆ BaseFilterImpl_Release()

ULONG WINAPI BaseFilterImpl_Release ( IBaseFilter * iface )

Definition at line 64 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    ULONG refCount = InterlockedDecrement(&This->refCount);
 
    TRACE("(%p)->() Release from %d\n", This, refCount + 1);
 
    if (!refCount)
        BaseFilter_Destroy(This);
 
    return refCount;
}

Referenced by AVICompressor_Release(), AviMux_Release(), Parser_Create(), QCAP_createAVIMux(), SampleGrabber_Release(), TransformFilter_Init(), and Unknown_Release().

◆ BaseFilterImpl_SetSyncSource()

HRESULT WINAPI BaseFilterImpl_SetSyncSource	(	IBaseFilter *	iface,
		IReferenceClock *	pClock
	)

Definition at line 101 of file filter.c.

{
    BaseFilter *This = impl_from_IBaseFilter(iface);
    TRACE("(%p)->(%p)\n", This, pClock);
 
    EnterCriticalSection(&This->csFilter);
    {
        if (This->pClock)
            IReferenceClock_Release(This->pClock);
        This->pClock = pClock;
        if (This->pClock)
            IReferenceClock_AddRef(This->pClock);
    }
    LeaveCriticalSection(&This->csFilter);
 
    return S_OK;
}

Referenced by BaseRendererImpl_SetSyncSource(), MediaStreamFilterImpl_SetSyncSource(), and Parser_SetSyncSource().

◆ impl_from_IBaseFilter()

static BaseFilter * impl_from_IBaseFilter ( IBaseFilter * iface )

inlinestatic

Definition at line 32 of file filter.c.

{
    return CONTAINING_RECORD(iface, BaseFilter, IBaseFilter_iface);
}

Referenced by BaseFilterImpl_AddRef(), BaseFilterImpl_EnumPins(), BaseFilterImpl_GetClassID(), BaseFilterImpl_GetState(), BaseFilterImpl_GetSyncSource(), BaseFilterImpl_JoinFilterGraph(), BaseFilterImpl_QueryFilterInfo(), BaseFilterImpl_Release(), and BaseFilterImpl_SetSyncSource().

◆ WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL ( strmbase )

Macros

Functions